<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="resource/js/vue.js"></script>
</head>
<body>
<div id="app">
    <select v-model="selected">
        <option v-for="option in options1" v-bind:value="$key">
            {{option}}
        </option>
    </select>
    <span>Selected: {{selected | json}}</span>
</div>

<script>
    new Vue({
        el: '#app',
        data:{
            selected: 'b',
            options1:{
                'a': 'One',
                'b': 'Two',
                'c': 'Three'
            },
            options:[
                {
                    text: 'One',
                    value: 'a'
                },
                {
                    text: 'Two',
                    value: 'b'
                },
                {
                    text: 'Three',
                    value: 'c'
                }
            ]
        }
    })
</script>
</body>
</html>